RST 3.15-BULK

Package / Case:	Radial, Box
DC Cold Resistance:	0.017 Ohms
Size / Dimension:	0.329" L x 0.157" W x 0.303" H (8.35mm x 4.00mm x 7.70mm)
Color:	--
Operating Temperature:	-55°C ~ 125°C
Approvals:	CCC, CE, cURus, PSE, SEMKO, VDE
Melting I²t:	69
Breaking Capacity @ Rated Voltage:	100A
Mounting Type:	Through Hole
Series:	RST
Response Time:	Slow
Voltage Rating - AC:	250V
Current Rating:	3.15A
Fuse Type:	Board Mount (Cartridge Style Excluded)
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Fuses are one of the most important components in electrical systems, providing a layer of protection for the circuit and its components. The RST 3.15-BULK is a type of fuse that is widely used in industrial applications. This article will discuss the application field and working principle of the RST 3.15-BULK.The RST 3.15-BULK is designed to protect long-distance electrical power transmission and rarely used branch lines. In this application, the fuse helps prevent overload and short circuit conditions. It also provides protection against surges and voltage spikes that can cause damage to electrical components and circuits. The RST 3.15-BULK is also used in place of an electrical switch or relay for remote control of electrical equipment, such as motors and pumps.The fuse has two main parts: a metal body and an element. The body is made of a high-temperature alloy that helps to protect the element from damage and thermal expansion. The element is composed of a silver-plated center core and a wire that forms a spiral around it. The element is sealed in a glass case filled with a special gas mixture.The working principle of the RST 3.15-BULK is based on thermal-magnetic protection. When an overload or short circuit occurs, the current passing through the element causes the wire to heat up and expand. This expansion breaks the contact between the element and the body, interrupting the flow of current and protecting the circuit. Once the fault condition is over, the element cools down, shrinks, and reestablishes contact, restoring the circuit to its original condition.The RST 3.15-BULK has a wide range of applications due to its features such as low power consumption, low operating temperature, overvoltage protection, resistance to shock, and vibration. It is used extensively in the power industry, automotive industry, telecommunications and aerospace industry, and in household and industrial applications.In conclusion, the RST 3.15-BULK is an essential component in electrical systems. It is used to protect long-distance transmission, branch lines, and motorized equipment from overloads, short circuits, surges, and voltage spikes. It also provides thermal-magnetic protection and has a wide range of applications due to its other features.

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Part Number	Manufacturer	Price	Quantity	Description